Exploited vulnerability · CISA KEV

Is CVE-2020-10181 exploited? Yes: in CISA KEV since 3 Nov 2021

Gociux · Sumavision Enhanced Multimedia Router (EMR) · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2020-10181, Sumavision EMR Cross-Site Request Forgery (CSRF) Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 3 Nov 2021, 602 days after it was published. It affects Sumavision Enhanced Multimedia Router (EMR). If you run it, CISA's required action is: Apply updates per vendor instructions.

exploitedYesCISA KEV · 3 Nov 2021

ransomwareNot knownno confirmed use

EPSStop 5%very likely to be exploited

severity9.8CVSS 3.1 · critical

US federal due3 May 2022BOD 22-01 deadline

What it is

Sumavision Enhanced Multimedia Router (EMR) contains a cross-site request forgery (CSRF) vulnerability allowing the creation of users with elevated privileges as administrator on a device.

Vendor	Sumavision (1 exploited CVE in KEV)
Product	Enhanced Multimedia Router (EMR)
Vulnerability	Sumavision EMR Cross-Site Request Forgery (CSRF) Vulnerability
Weakness	CWE-352
Published	11 Mar 2020
Added to KEV	3 Nov 2021
Reported by (CNA)	mitre

What to do

Check whether you run it. Look for Enhanced Multimedia Router (EMR) in your asset inventory, including appliances and cloud images. Stack check lists every exploited Sumavision CVE at once.
Apply the fix. Apply updates per vendor instructions.
If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 11 Mar 2020.
Get told next time. Email alerts when CISA adds a CVE for Sumavision.

References

nvd.nist.gov/vuln/detail/CVE-2020-10181

Questions

Is CVE-2020-10181 being exploited?

Yes. CISA added CVE-2020-10181 to the Known Exploited Vulnerabilities catalog on 3 Nov 2021, which means there is reliable evidence of exploitation in the wild.

Is CVE-2020-10181 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2020-10181?

Apply updates per vendor instructions. Check Sumavision's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Enhanced Multimedia Router (EMR) and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in November 2021 · act-now radar.

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